1999-05-15 09:33:55 -04:00
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/////////////////////////////////////////////////////////////////////////////
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// Name: drawing.cpp
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1999-05-17 10:10:12 -04:00
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// Purpose: shows and tests wxDC features
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1999-05-15 09:33:55 -04:00
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// Author: Robert Roebling
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// Modified by:
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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2000-01-25 19:02:15 -05:00
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1999-05-15 09:33:55 -04:00
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#ifdef __GNUG__
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1999-05-17 10:10:12 -04:00
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#pragma implementation "drawing.cpp"
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#pragma interface "drawing.cpp"
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1999-05-15 09:33:55 -04:00
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#endif
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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// for all others, include the necessary headers (this file is usually all you
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// need because it includes almost all "standard" wxWindows headers
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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1999-05-17 10:10:12 -04:00
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#include "wx/colordlg.h"
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1999-05-15 09:33:55 -04:00
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// ----------------------------------------------------------------------------
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// ressources
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// ----------------------------------------------------------------------------
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2000-01-25 19:02:15 -05:00
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1999-05-15 09:33:55 -04:00
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// the application icon
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#if defined(__WXGTK__) || defined(__WXMOTIF__)
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#include "mondrian.xpm"
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#endif
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2000-01-25 19:02:15 -05:00
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// what do we show on screen (there are too many shapes to put them all on
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// screen simultaneously)
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enum ScreenToShow
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{
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Show_Default,
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Show_Text,
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Show_Lines,
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Show_Polygons,
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Show_Mask
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};
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// ----------------------------------------------------------------------------
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// global variables
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// ----------------------------------------------------------------------------
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static wxBitmap gs_bmpNoMask,
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gs_bmpWithColMask,
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gs_bmpMask,
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gs_bmpWithMask,
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gs_bmp4,
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gs_bmp36;
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1999-05-15 09:33:55 -04:00
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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// Define a new application type, each program should derive a class from wxApp
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class MyApp : public wxApp
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{
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public:
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// override base class virtuals
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// ----------------------------
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// this one is called on application startup and is a good place for the app
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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2000-01-25 19:02:15 -05:00
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protected:
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bool LoadImages();
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1999-05-15 09:33:55 -04:00
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};
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1999-07-22 11:05:52 -04:00
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class MyCanvas;
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1999-05-15 09:33:55 -04:00
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// Define a new frame type: this is going to be our main frame
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class MyFrame : public wxFrame
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{
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public:
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// ctor(s)
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MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
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// event handlers (these functions should _not_ be virtual)
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void OnQuit(wxCommandEvent& event);
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void OnAbout(wxCommandEvent& event);
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void OnShow(wxCommandEvent &event);
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1999-05-15 09:33:55 -04:00
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void OnOption(wxCommandEvent &event);
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1999-05-17 10:35:48 -04:00
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wxColour SelectColour();
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void PrepareDC(wxDC& dc);
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1999-05-17 10:10:12 -04:00
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1999-07-22 11:05:52 -04:00
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int m_backgroundMode;
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int m_mapMode;
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double m_xUserScale;
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double m_yUserScale;
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int m_xLogicalOrigin;
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int m_yLogicalOrigin;
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bool m_xAxisReversed,
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m_yAxisReversed;
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wxColour m_colourForeground, // these are _text_ colours
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m_colourBackground;
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wxBrush m_backgroundBrush;
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MyCanvas *m_canvas;
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1999-05-15 09:33:55 -04:00
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private:
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// any class wishing to process wxWindows events must use this macro
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DECLARE_EVENT_TABLE()
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};
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1999-07-22 11:05:52 -04:00
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// define a scrollable canvas for drawing onto
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class MyCanvas: public wxScrolledWindow
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{
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public:
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MyCanvas( MyFrame *parent );
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1999-07-22 16:20:42 -04:00
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1999-07-22 11:05:52 -04:00
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void OnPaint(wxPaintEvent &event);
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1999-10-10 14:42:43 -04:00
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void OnMouseMove(wxMouseEvent &event);
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2000-01-25 11:33:06 -05:00
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2000-01-25 19:02:15 -05:00
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void Show(ScreenToShow show) { m_show = show; Refresh(); }
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1999-07-22 11:05:52 -04:00
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protected:
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void DrawTestPoly( int x, int y, wxDC &dc ,int transparent );
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void DrawTestLines( int x, int y, int width, wxDC &dc );
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void DrawText(wxDC& dc);
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void DrawImages(wxDC& dc);
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void DrawDefault(wxDC& dc);
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private:
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MyFrame *m_owner;
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ScreenToShow m_show;
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1999-07-22 11:05:52 -04:00
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DECLARE_EVENT_TABLE()
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};
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1999-05-15 09:33:55 -04:00
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// IDs for the controls and the menu commands
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enum
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{
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// menu items
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2000-01-25 19:02:15 -05:00
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File_Quit = 1,
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File_About,
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MenuShow_First,
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File_ShowDefault = MenuShow_First,
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File_ShowText,
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File_ShowLines,
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File_ShowPolygons,
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File_ShowMask,
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MenuShow_Last = File_ShowMask,
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1999-05-17 10:10:12 -04:00
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MenuOption_First,
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MapMode_Text = MenuOption_First,
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MapMode_Lometric,
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MapMode_Twips,
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MapMode_Points,
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MapMode_Metric,
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1999-05-17 10:10:12 -04:00
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1999-05-15 09:33:55 -04:00
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UserScale_StretchHoriz,
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UserScale_ShrinkHoriz,
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UserScale_StretchVertic,
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UserScale_ShrinkVertic,
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1999-05-17 10:10:12 -04:00
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UserScale_Restore,
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AxisMirror_Horiz,
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AxisMirror_Vertic,
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1999-05-15 09:33:55 -04:00
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LogicalOrigin_MoveDown,
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LogicalOrigin_MoveUp,
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LogicalOrigin_MoveLeft,
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LogicalOrigin_MoveRight,
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1999-05-17 10:10:12 -04:00
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Colour_TextForeground,
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Colour_TextBackground,
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Colour_Background,
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Colour_BackgroundMode,
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MenuOption_Last = Colour_BackgroundMode
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1999-05-15 09:33:55 -04:00
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};
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// ----------------------------------------------------------------------------
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// event tables and other macros for wxWindows
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// ----------------------------------------------------------------------------
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// Create a new application object: this macro will allow wxWindows to create
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// the application object during program execution (it's better than using a
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// static object for many reasons) and also declares the accessor function
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// wxGetApp() which will return the reference of the right type (i.e. MyApp and
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// not wxApp)
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IMPLEMENT_APP(MyApp)
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// the application class
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// ----------------------------------------------------------------------------
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2000-01-25 19:02:15 -05:00
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bool MyApp::LoadImages()
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{
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wxPathList pathList;
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pathList.Add(".");
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pathList.Add("..");
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wxString path = pathList.FindValidPath("pat4.bmp");
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if ( !path )
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return FALSE;
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gs_bmp4.LoadFile(path, wxBITMAP_TYPE_BMP);
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wxMask* mask4 = new wxMask(gs_bmp4, *wxBLACK);
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gs_bmp4.SetMask(mask4);
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path = pathList.FindValidPath("pat36.bmp");
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if ( !path )
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return FALSE;
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gs_bmp36.LoadFile(path, wxBITMAP_TYPE_BMP);
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wxMask* mask36 = new wxMask(gs_bmp36, *wxBLACK);
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gs_bmp36.SetMask(mask36);
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path = pathList.FindValidPath("image.bmp");
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if ( !path )
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return FALSE;
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gs_bmpNoMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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gs_bmpWithMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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gs_bmpWithColMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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path = pathList.FindValidPath("mask.bmp");
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if ( !path )
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return FALSE;
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gs_bmpMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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2000-01-28 21:34:46 -05:00
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2000-01-26 14:26:02 -05:00
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// This is so wrong, it hurts.
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// gs_bmpMask.SetDepth(1);
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// wxMask *mask = new wxMask(gs_bmpMask);
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2000-01-25 19:02:15 -05:00
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2000-01-26 14:26:02 -05:00
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wxMask *mask = new wxMask(gs_bmpMask, *wxBLACK);
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2000-01-25 19:02:15 -05:00
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gs_bmpWithMask.SetMask(mask);
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mask = new wxMask(gs_bmpWithColMask, *wxWHITE);
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gs_bmpWithColMask.SetMask(mask);
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return TRUE;
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}
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1999-05-15 09:33:55 -04:00
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// `Main program' equivalent: the program execution "starts" here
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bool MyApp::OnInit()
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{
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// Create the main application window
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1999-05-15 09:56:21 -04:00
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MyFrame *frame = new MyFrame("Drawing sample",
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1999-07-22 11:05:52 -04:00
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wxPoint(50, 50), wxSize(550, 340));
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1999-05-15 09:33:55 -04:00
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// Show it and tell the application that it's our main window
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frame->Show(TRUE);
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SetTopWindow(frame);
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2000-01-25 19:02:15 -05:00
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if ( !LoadImages() )
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{
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wxLogError("Can't load one of the bitmap files needed for this sample "
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"from the current or parent directory, please copy them "
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"there.");
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// stop here
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return FALSE;
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}
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// ok, continue
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1999-05-15 09:33:55 -04:00
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// MyCanvas
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1999-05-15 09:33:55 -04:00
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// ----------------------------------------------------------------------------
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1999-07-22 11:05:52 -04:00
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// the event tables connect the wxWindows events with the functions (event
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// handlers) which process them.
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BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
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EVT_PAINT (MyCanvas::OnPaint)
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EVT_MOTION (MyCanvas::OnMouseMove)
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END_EVENT_TABLE()
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2000-01-24 11:46:40 -05:00
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MyCanvas::MyCanvas( MyFrame *parent ) : wxScrolledWindow( parent )
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{
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m_owner = parent;
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m_show = Show_Default;
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2000-01-24 11:46:40 -05:00
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}
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//draw a polygon and an overlapping rectangle
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//is transparent is 1, the fill pattern are made transparent
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//is transparent is 2, the fill pattern are made transparent but inversed
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//is transparent is 0 the text for and background color will be used to represent/map
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//the colors of the monochrome bitmap pixels to the fillpattern
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//
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//i miss_used the the menu items for setting so called back and fore ground color
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//just to show how the those colors do influence the fillpatterns
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//just play with those,
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//and with the code
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//variations are endless using other logical functions
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void MyCanvas::DrawTestPoly( int x, int y,wxDC &dc,int transparent )
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{
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wxBrush* brush4 = new wxBrush(gs_bmp4);
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wxBrush* brush36 = new wxBrush(gs_bmp36);
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2000-01-24 11:46:40 -05:00
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wxPoint todraw[5];
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todraw[0].x=(long)x+100;
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todraw[0].y=(long)y+100;
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todraw[1].x=(long)x+300;
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todraw[1].y=(long)y+100;
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todraw[2].x=(long)x+300;
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todraw[2].y=(long)y+300;
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todraw[3].x=(long)x+150;
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todraw[3].y=(long)y+350;
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todraw[4].x=(long)x+100;
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todraw[4].y=(long)y+300;
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wxPoint todraw2[5];
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todraw2[0].x=100;
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todraw2[0].y=100;
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todraw2[1].x=300;
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todraw2[1].y=100;
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todraw2[2].x=300;
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todraw2[2].y=300;
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todraw2[3].x=150;
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todraw2[3].y=350;
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todraw2[4].x=100;
|
|
|
|
todraw2[4].y=300;
|
|
|
|
|
|
|
|
switch (transparent)
|
|
|
|
{
|
|
|
|
case 0:
|
|
|
|
{
|
|
|
|
dc.SetPen( wxPen( "black", 4, wxSOLID) );
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.SetBrush( *brush4 );
|
2000-01-24 11:46:40 -05:00
|
|
|
dc.SetTextForeground(*wxGREEN);
|
|
|
|
dc.SetTextBackground(m_owner->m_colourForeground);
|
|
|
|
dc.SetLogicalFunction(wxCOPY);
|
|
|
|
dc.DrawPolygon(5,todraw,0,0,wxWINDING_RULE);
|
|
|
|
|
|
|
|
//don't understand hwo but the outline is also depending on logicalfunction
|
|
|
|
dc.SetPen( wxPen( "red", 4, wxSOLID) );
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.SetBrush( *brush36 );
|
2000-01-24 11:46:40 -05:00
|
|
|
dc.SetTextForeground(*wxCYAN);
|
|
|
|
dc.SetTextBackground(m_owner->m_colourBackground);
|
|
|
|
dc.SetLogicalFunction(wxCOPY);
|
|
|
|
dc.DrawRectangle( x+10, y+10, 200, 200 );
|
|
|
|
dc.SetBrush(wxNullBrush);
|
|
|
|
dc.SetPen(wxNullPen);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 1: //now with transparent fillpatterns
|
|
|
|
{
|
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
wxBitmap* bmpBlit = new wxBitmap(600,400);
|
|
|
|
wxMemoryDC* memDC= new wxMemoryDC();
|
2000-01-24 11:46:40 -05:00
|
|
|
// wxBrush _clearbrush(*wxGREEN,wxSOLID);
|
|
|
|
wxBrush _clearbrush(*wxBLACK,wxSOLID);
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SelectObject(*bmpBlit);
|
|
|
|
memDC->BeginDrawing();
|
|
|
|
memDC->SetBackground(_clearbrush);
|
|
|
|
memDC->Clear();
|
|
|
|
memDC->SetBackground(wxNullBrush);
|
|
|
|
|
|
|
|
memDC->SetPen( wxPen( "black", 4, wxSOLID) );
|
|
|
|
memDC->SetBrush( wxNullBrush);
|
|
|
|
memDC->SetBrush( *brush4 );
|
|
|
|
memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
|
|
|
|
memDC->SetTextBackground(*wxWHITE); // 1s --> 0xFFFFFF (white)
|
|
|
|
memDC->SetLogicalFunction(wxAND_INVERT);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
// BLACK OUT the opaque pixels and leave the rest as is
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
// Set background and foreground colors for fill pattern
|
|
|
|
//the previous blacked out pixels are now merged with the layer color
|
|
|
|
//while the non blacked out pixels stay as they are.
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
//now define what will be the color of the fillpattern parts that are not transparent
|
2000-01-25 19:02:15 -05:00
|
|
|
// memDC->SetTextBackground(*wxBLUE);
|
|
|
|
memDC->SetTextBackground(m_owner->m_colourForeground);
|
|
|
|
memDC->SetLogicalFunction(wxOR);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
|
|
|
|
//don't understand how but the outline is also depending on logicalfunction
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetPen( wxPen( "red", 4, wxSOLID) );
|
|
|
|
memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetLogicalFunction(wxCOPY);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetPen( wxPen( "black", 4, wxSOLID) );
|
|
|
|
memDC->SetBrush( wxNullBrush);
|
|
|
|
memDC->SetBrush( *brush36 );
|
|
|
|
memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
|
|
|
|
memDC->SetTextBackground(*wxWHITE); // 1s --> 0xFFFFFF (white)
|
|
|
|
memDC->SetLogicalFunction(wxAND_INVERT);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->DrawRectangle( 10, 10, 200, 200 );
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
// Set background and foreground colors for fill pattern
|
|
|
|
//the previous blacked out pixels are now merged with the layer color
|
|
|
|
//while the non blacked out pixels stay as they are.
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
|
2000-01-24 11:46:40 -05:00
|
|
|
//now define what will be the color of the fillpattern parts that are not transparent
|
2000-01-25 19:02:15 -05:00
|
|
|
// memDC->SetTextBackground(*wxRED);
|
|
|
|
memDC->SetTextBackground(m_owner->m_colourBackground);
|
|
|
|
memDC->SetLogicalFunction(wxOR);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
//don't understand how but the outline is also depending on logicalfunction
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetPen( wxPen( "yellow", 4, wxSOLID) );
|
|
|
|
memDC->DrawRectangle( 10, 10, 200, 200 );
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetBrush(wxNullBrush);
|
|
|
|
memDC->SetPen(wxNullPen);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->EndDrawing();
|
|
|
|
dc.Blit(x,y,600,400,memDC,0,0,wxCOPY);
|
|
|
|
delete bmpBlit;
|
|
|
|
delete memDC;
|
2000-01-24 11:46:40 -05:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 2: //now with transparent inversed fillpatterns
|
|
|
|
{
|
2000-01-25 19:02:15 -05:00
|
|
|
wxBitmap* bmpBlit = new wxBitmap(600,400);
|
|
|
|
wxMemoryDC* memDC= new wxMemoryDC();
|
2000-01-24 11:46:40 -05:00
|
|
|
wxBrush _clearbrush(*wxWHITE,wxSOLID);
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SelectObject(*bmpBlit);
|
|
|
|
memDC->BeginDrawing();
|
|
|
|
memDC->SetBackground(_clearbrush);
|
|
|
|
memDC->Clear();
|
|
|
|
memDC->SetBackground(wxNullBrush);
|
|
|
|
|
|
|
|
memDC->SetPen( wxPen( "black", 4, wxSOLID) );
|
|
|
|
memDC->SetBrush( *brush4 );
|
|
|
|
memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
|
|
|
memDC->SetTextForeground(*wxWHITE); // 1s --> 0xFFFFFF (white)
|
|
|
|
memDC->SetLogicalFunction(wxAND_INVERT);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
// BLACK OUT the opaque pixels and leave the rest as is
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
// Set background and foreground colors for fill pattern
|
|
|
|
//the previous blacked out pixels are now merged with the layer color
|
|
|
|
//while the non blacked out pixels stay as they are.
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
//now define what will be the color of the fillpattern parts that are not transparent
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetTextForeground(m_owner->m_colourForeground);
|
|
|
|
memDC->SetLogicalFunction(wxOR);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
|
|
|
|
//don't understand how but the outline is also depending on logicalfunction
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetPen( wxPen( "red", 4, wxSOLID) );
|
|
|
|
memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetLogicalFunction(wxCOPY);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetPen( wxPen( "black", 4, wxSOLID) );
|
|
|
|
memDC->SetBrush( *brush36 );
|
|
|
|
memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
|
|
|
memDC->SetTextForeground(*wxWHITE); // 1s --> 0xFFFFFF (white)
|
|
|
|
memDC->SetLogicalFunction(wxAND_INVERT);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->DrawRectangle( 10,10, 200, 200 );
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
// Set background and foreground colors for fill pattern
|
|
|
|
//the previous blacked out pixels are now merged with the layer color
|
|
|
|
//while the non blacked out pixels stay as they are.
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
2000-01-24 11:46:40 -05:00
|
|
|
//now define what will be the color of the fillpattern parts that are not transparent
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetTextForeground(m_owner->m_colourBackground);
|
|
|
|
memDC->SetLogicalFunction(wxOR);
|
2000-01-24 11:46:40 -05:00
|
|
|
|
|
|
|
//don't understand how but the outline is also depending on logicalfunction
|
2000-01-25 19:02:15 -05:00
|
|
|
memDC->SetPen( wxPen( "yellow", 4, wxSOLID) );
|
|
|
|
memDC->DrawRectangle( 10, 10, 200, 200 );
|
|
|
|
|
|
|
|
memDC->SetBrush(wxNullBrush);
|
|
|
|
memDC->SetPen(wxNullPen);
|
|
|
|
dc.Blit(x,y,600,400,memDC,0,0,wxCOPY);
|
|
|
|
delete bmpBlit;
|
|
|
|
delete memDC;
|
2000-01-24 11:46:40 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
delete brush4;
|
|
|
|
delete brush36;
|
1999-07-22 11:05:52 -04:00
|
|
|
}
|
|
|
|
|
1999-07-22 16:20:42 -04:00
|
|
|
void MyCanvas::DrawTestLines( int x, int y, int width, wxDC &dc )
|
1999-07-22 11:05:52 -04:00
|
|
|
{
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxSOLID) );
|
|
|
|
dc.SetBrush( *wxRED_BRUSH );
|
1999-12-08 03:19:45 -05:00
|
|
|
dc.DrawRectangle( x+10, y+10, 100, 190 );
|
2000-01-25 11:33:06 -05:00
|
|
|
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxSOLID) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+20, 100, y+20 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxDOT) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+30, 100, y+30 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxSHORT_DASH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+40, 100, y+40 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxLONG_DASH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+50, 100, y+50 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxDOT_DASH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+60, 100, y+60 );
|
1999-07-22 16:20:42 -04:00
|
|
|
|
|
|
|
dc.SetPen( wxPen( "black", width, wxBDIAGONAL_HATCH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+70, 100, y+70 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxCROSSDIAG_HATCH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+80, 100, y+80 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxFDIAGONAL_HATCH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+90, 100, y+90 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxCROSS_HATCH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+100, 100, y+100 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxHORIZONTAL_HATCH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+110, 100, y+110 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dc.SetPen( wxPen( "black", width, wxVERTICAL_HATCH) );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+120, 100, y+120 );
|
1999-07-22 16:20:42 -04:00
|
|
|
|
|
|
|
wxPen ud( "black", width, wxUSER_DASH );
|
|
|
|
wxDash dash1[1];
|
|
|
|
dash1[0] = 0;
|
|
|
|
ud.SetDashes( 1, dash1 );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+140, 100, y+140 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dash1[0] = 1;
|
|
|
|
ud.SetDashes( 1, dash1 );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+150, 100, y+150 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dash1[0] = 2;
|
|
|
|
ud.SetDashes( 1, dash1 );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+160, 100, y+160 );
|
1999-07-22 16:20:42 -04:00
|
|
|
dash1[0] = 0xFF;
|
|
|
|
ud.SetDashes( 1, dash1 );
|
1999-12-06 19:09:40 -05:00
|
|
|
dc.DrawLine( x+20, y+170, 100, y+170 );
|
1999-07-22 16:20:42 -04:00
|
|
|
|
1999-07-22 11:05:52 -04:00
|
|
|
}
|
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
void MyCanvas::DrawDefault(wxDC& dc)
|
1999-07-22 11:05:52 -04:00
|
|
|
{
|
|
|
|
// mark the origin
|
|
|
|
dc.DrawCircle(0, 0, 10);
|
1999-08-30 23:45:39 -04:00
|
|
|
#if !(defined __WXGTK__) && !(defined __WXMOTIF__)
|
|
|
|
// not implemented in wxGTK or wxMOTIF :-(
|
1999-07-22 11:05:52 -04:00
|
|
|
dc.FloodFill(0, 0, wxColour(255, 0, 0));
|
1999-08-30 23:45:39 -04:00
|
|
|
#endif //
|
1999-07-22 11:05:52 -04:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.DrawIcon( wxICON(mondrian), 410, 40 );
|
|
|
|
|
2000-01-26 14:26:02 -05:00
|
|
|
dc.SetBrush( *wxBLACK_BRUSH );
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.SetPen(*wxTRANSPARENT_PEN);
|
2000-01-26 14:26:02 -05:00
|
|
|
dc.DrawRectangle( 0, 100, 1000, 300 );
|
|
|
|
|
2000-01-28 21:34:46 -05:00
|
|
|
// test the rectangle outline drawing - there should be one pixel between
|
2000-01-26 14:26:02 -05:00
|
|
|
// the rect and the lines
|
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
|
|
|
dc.SetBrush( *wxTRANSPARENT_BRUSH );
|
|
|
|
dc.DrawRectangle(100, 170, 49, 29);
|
|
|
|
dc.DrawRectangle(150, 170, 49, 29);
|
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
2000-01-28 21:34:46 -05:00
|
|
|
dc.DrawLine(200, 210, 200, 170);
|
|
|
|
dc.DrawLine(210, 200, 100, 200);
|
|
|
|
|
|
|
|
// test the rectangle filled drawing - there should be one pixel between
|
2000-01-26 14:26:02 -05:00
|
|
|
// the rect and the lines
|
|
|
|
dc.SetPen(*wxTRANSPARENT_PEN);
|
|
|
|
dc.SetBrush( *wxWHITE_BRUSH );
|
|
|
|
dc.DrawRectangle(300, 170, 49, 29);
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.DrawRectangle(350, 170, 49, 29);
|
2000-01-26 14:26:02 -05:00
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
2000-01-28 21:34:46 -05:00
|
|
|
dc.DrawLine(400, 170, 400, 210);
|
|
|
|
dc.DrawLine(300, 200, 410, 200);
|
|
|
|
|
|
|
|
// and now for filled rect with outline
|
|
|
|
dc.SetPen(*wxRED_PEN);
|
|
|
|
dc.SetBrush( *wxWHITE_BRUSH );
|
|
|
|
dc.DrawRectangle(500, 170, 49, 29);
|
|
|
|
dc.DrawRectangle(550, 170, 49, 29);
|
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
|
|
|
dc.DrawLine(600, 170, 600, 210);
|
|
|
|
dc.DrawLine(500, 200, 610, 200);
|
|
|
|
|
|
|
|
// test the rectangle outline drawing - there should be one pixel between
|
2000-01-26 14:26:02 -05:00
|
|
|
// the rect and the lines
|
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
|
|
|
dc.SetBrush( *wxTRANSPARENT_BRUSH );
|
|
|
|
dc.DrawRoundedRectangle(100, 270, 49, 29, 6);
|
|
|
|
dc.DrawRoundedRectangle(150, 270, 49, 29, 6);
|
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
2000-01-28 21:34:46 -05:00
|
|
|
dc.DrawLine(200, 270, 200, 310);
|
|
|
|
dc.DrawLine(100, 300, 210, 300);
|
|
|
|
|
|
|
|
// test the rectangle filled drawing - there should be one pixel between
|
2000-01-26 14:26:02 -05:00
|
|
|
// the rect and the lines
|
|
|
|
dc.SetPen(*wxTRANSPARENT_PEN);
|
|
|
|
dc.SetBrush( *wxWHITE_BRUSH );
|
|
|
|
dc.DrawRoundedRectangle(300, 270, 49, 29, 6);
|
|
|
|
dc.DrawRoundedRectangle(350, 270, 49, 29, 6);
|
|
|
|
dc.SetPen(*wxWHITE_PEN);
|
2000-01-28 21:34:46 -05:00
|
|
|
dc.DrawLine(400, 270, 400, 310);
|
|
|
|
dc.DrawLine(300, 300, 410, 300);
|
2000-01-26 14:26:02 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
void MyCanvas::DrawText(wxDC& dc)
|
|
|
|
{
|
1999-12-08 03:19:45 -05:00
|
|
|
// set underlined font for testing
|
|
|
|
dc.SetFont( wxFont(12, wxMODERN, wxNORMAL, wxNORMAL, TRUE) );
|
1999-07-22 11:05:52 -04:00
|
|
|
dc.DrawText( "This is text", 110, 10 );
|
2000-01-25 11:33:06 -05:00
|
|
|
dc.DrawRotatedText( "That is text", 20, 10, -45 );
|
1999-12-08 03:19:45 -05:00
|
|
|
|
|
|
|
dc.SetFont( *wxNORMAL_FONT );
|
1999-07-22 11:05:52 -04:00
|
|
|
|
1999-12-06 19:09:40 -05:00
|
|
|
wxString text;
|
1999-12-08 03:19:45 -05:00
|
|
|
dc. SetBackgroundMode(wxTRANSPARENT);
|
1999-12-06 19:09:40 -05:00
|
|
|
|
|
|
|
for ( int n = -180; n < 180; n += 30 )
|
|
|
|
{
|
|
|
|
text.Printf(" %d rotated text", n);
|
|
|
|
dc.DrawRotatedText(text , 400, 400, n);
|
|
|
|
}
|
1999-12-06 04:35:27 -05:00
|
|
|
|
1999-10-26 14:40:50 -04:00
|
|
|
dc.SetFont( wxFont( 18, wxSWISS, wxNORMAL, wxNORMAL ) );
|
1999-07-23 14:50:12 -04:00
|
|
|
|
|
|
|
dc.DrawText( "This is Swiss 18pt text.", 110, 40 );
|
|
|
|
|
|
|
|
long length;
|
|
|
|
long height;
|
|
|
|
long descent;
|
|
|
|
dc.GetTextExtent( "This is Swiss 18pt text.", &length, &height, &descent );
|
|
|
|
text.Printf( "Dimensions are length %ld, height %ld, descent %ld", length, height, descent );
|
|
|
|
dc.DrawText( text, 110, 80 );
|
|
|
|
|
|
|
|
text.Printf( "CharHeight() returns: %d", dc.GetCharHeight() );
|
|
|
|
dc.DrawText( text, 110, 120 );
|
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.DrawRectangle( 100, 40, 4, height );
|
|
|
|
}
|
|
|
|
|
|
|
|
void MyCanvas::DrawImages(wxDC& dc)
|
|
|
|
{
|
|
|
|
static const struct
|
|
|
|
{
|
|
|
|
const wxChar *name;
|
|
|
|
int rop;
|
|
|
|
} rasterOperations[] =
|
|
|
|
{
|
|
|
|
{ "wxAND", wxAND },
|
|
|
|
{ "wxAND_INVERT", wxAND_INVERT },
|
|
|
|
{ "wxAND_REVERSE", wxAND_REVERSE },
|
|
|
|
{ "wxCLEAR", wxCLEAR },
|
|
|
|
{ "wxCOPY", wxCOPY },
|
|
|
|
{ "wxEQUIV", wxEQUIV },
|
|
|
|
{ "wxINVERT", wxINVERT },
|
|
|
|
{ "wxNAND", wxNAND },
|
|
|
|
{ "wxNO_OP", wxNO_OP },
|
|
|
|
{ "wxOR", wxOR },
|
|
|
|
{ "wxOR_INVERT", wxOR_INVERT },
|
|
|
|
{ "wxOR_REVERSE", wxOR_REVERSE },
|
|
|
|
{ "wxSET", wxSET },
|
|
|
|
{ "wxSRC_INVERT", wxSRC_INVERT },
|
|
|
|
{ "wxXOR", wxXOR },
|
|
|
|
};
|
|
|
|
|
|
|
|
dc.DrawText("original image", 0, 0);
|
|
|
|
dc.DrawBitmap(gs_bmpNoMask, 0, 20, 0);
|
|
|
|
dc.DrawText("with colour mask", 0, 100);
|
|
|
|
dc.DrawBitmap(gs_bmpWithColMask, 0, 120, TRUE);
|
|
|
|
dc.DrawText("the mask image", 0, 200);
|
|
|
|
dc.DrawBitmap(gs_bmpMask, 0, 220, 0);
|
|
|
|
dc.DrawText("masked image", 0, 300);
|
|
|
|
dc.DrawBitmap(gs_bmpWithMask, 0, 320, TRUE);
|
|
|
|
|
|
|
|
int cx = gs_bmpWithColMask.GetWidth(),
|
|
|
|
cy = gs_bmpWithColMask.GetHeight();
|
|
|
|
|
|
|
|
wxMemoryDC memDC;
|
|
|
|
for ( size_t n = 0; n < WXSIZEOF(rasterOperations); n++ )
|
|
|
|
{
|
|
|
|
wxCoord x = 120 + 150*(n%4),
|
|
|
|
y = 20 + 100*(n/4);
|
2000-01-25 11:33:06 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
dc.DrawText(rasterOperations[n].name, x, y - 20);
|
|
|
|
memDC.SelectObject(gs_bmpWithColMask);
|
|
|
|
dc.Blit(x, y, cx, cy, &memDC, 0, 0, rasterOperations[n].rop, TRUE);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void MyCanvas::OnPaint(wxPaintEvent &WXUNUSED(event))
|
|
|
|
{
|
|
|
|
wxPaintDC dc(this);
|
|
|
|
PrepareDC(dc);
|
|
|
|
m_owner->PrepareDC(dc);
|
|
|
|
|
|
|
|
dc.SetBackgroundMode( m_owner->m_backgroundMode );
|
|
|
|
if ( m_owner->m_backgroundBrush.Ok() )
|
|
|
|
dc.SetBackground( m_owner->m_backgroundBrush );
|
|
|
|
if ( m_owner->m_colourForeground.Ok() )
|
|
|
|
dc.SetTextForeground( m_owner->m_colourForeground );
|
|
|
|
if ( m_owner->m_colourBackground.Ok() )
|
|
|
|
dc.SetTextBackground( m_owner->m_colourBackground );
|
2000-01-25 11:33:06 -05:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
switch ( m_show )
|
|
|
|
{
|
|
|
|
case Show_Default:
|
|
|
|
DrawDefault(dc);
|
|
|
|
break;
|
1999-07-22 16:20:42 -04:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
case Show_Text:
|
|
|
|
DrawText(dc);
|
|
|
|
break;
|
1999-07-22 16:20:42 -04:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
case Show_Lines:
|
|
|
|
DrawTestLines( 0, 100, 0, dc );
|
|
|
|
DrawTestLines( 0, 300, 1, dc );
|
|
|
|
DrawTestLines( 0, 500, 2, dc );
|
|
|
|
DrawTestLines( 0, 700, 6, dc );
|
|
|
|
break;
|
1999-07-22 16:20:42 -04:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
case Show_Polygons:
|
|
|
|
DrawTestPoly( 0, 100, dc, 0 );
|
|
|
|
DrawTestPoly( 33, 500, dc, 1 );
|
|
|
|
DrawTestPoly( 43, 1000, dc, 2 );
|
|
|
|
break;
|
1999-07-22 16:20:42 -04:00
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
case Show_Mask:
|
|
|
|
DrawImages(dc);
|
|
|
|
break;
|
|
|
|
}
|
1999-07-22 11:05:52 -04:00
|
|
|
}
|
|
|
|
|
1999-10-10 14:42:43 -04:00
|
|
|
void MyCanvas::OnMouseMove(wxMouseEvent &event)
|
|
|
|
{
|
|
|
|
wxClientDC dc(this);
|
|
|
|
PrepareDC(dc);
|
|
|
|
m_owner->PrepareDC(dc);
|
|
|
|
|
|
|
|
wxPoint pos = event.GetPosition();
|
|
|
|
long x = dc.DeviceToLogicalX( pos.x );
|
|
|
|
long y = dc.DeviceToLogicalY( pos.y );
|
|
|
|
wxString str;
|
|
|
|
str.Printf( "Current mouse position: %d,%d", (int)x, (int)y );
|
|
|
|
m_owner->SetStatusText( str );
|
|
|
|
}
|
|
|
|
|
1999-07-22 11:05:52 -04:00
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// MyFrame
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
|
|
|
|
// the event tables connect the wxWindows events with the functions (event
|
|
|
|
// handlers) which process them. It can be also done at run-time, but for the
|
|
|
|
// simple menu events like this the static method is much simpler.
|
|
|
|
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
|
2000-01-25 19:02:15 -05:00
|
|
|
EVT_MENU (File_Quit, MyFrame::OnQuit)
|
|
|
|
EVT_MENU (File_About, MyFrame::OnAbout)
|
|
|
|
|
|
|
|
EVT_MENU_RANGE(MenuShow_First, MenuShow_Last, MyFrame::OnShow)
|
|
|
|
|
1999-07-22 11:05:52 -04:00
|
|
|
EVT_MENU_RANGE(MenuOption_First, MenuOption_Last, MyFrame::OnOption)
|
|
|
|
END_EVENT_TABLE()
|
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
// frame constructor
|
|
|
|
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
|
|
|
|
: wxFrame((wxFrame *)NULL, -1, title, pos, size)
|
|
|
|
{
|
|
|
|
// set the frame icon
|
|
|
|
SetIcon(wxICON(mondrian));
|
|
|
|
|
|
|
|
wxMenu *menuFile = new wxMenu;
|
2000-01-25 19:02:15 -05:00
|
|
|
menuFile->Append(File_ShowDefault, "&Default screen\tF1");
|
|
|
|
menuFile->Append(File_ShowText, "&Text screen\tF2");
|
|
|
|
menuFile->Append(File_ShowLines, "&Lines screen\tF3");
|
|
|
|
menuFile->Append(File_ShowPolygons, "&Polygons screen\tF4");
|
|
|
|
menuFile->Append(File_ShowMask, "wx&Mask screen\tF5");
|
|
|
|
menuFile->AppendSeparator();
|
|
|
|
menuFile->Append(File_About, "&About...\tCtrl-A", "Show about dialog");
|
1999-05-15 09:33:55 -04:00
|
|
|
menuFile->AppendSeparator();
|
2000-01-25 19:02:15 -05:00
|
|
|
menuFile->Append(File_Quit, "E&xit\tAlt-X", "Quit this program");
|
1999-05-17 10:10:12 -04:00
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
wxMenu *menuMapMode = new wxMenu;
|
|
|
|
menuMapMode->Append( MapMode_Text, "&TEXT map mode" );
|
|
|
|
menuMapMode->Append( MapMode_Lometric, "&LOMETRIC map mode" );
|
|
|
|
menuMapMode->Append( MapMode_Twips, "T&WIPS map mode" );
|
|
|
|
menuMapMode->Append( MapMode_Points, "&POINTS map mode" );
|
|
|
|
menuMapMode->Append( MapMode_Metric, "&METRIC map mode" );
|
1999-05-17 10:10:12 -04:00
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
wxMenu *menuUserScale = new wxMenu;
|
1999-05-15 09:56:21 -04:00
|
|
|
menuUserScale->Append( UserScale_StretchHoriz, "Stretch horizontally\tCtrl-H" );
|
|
|
|
menuUserScale->Append( UserScale_ShrinkHoriz, "Shrink horizontally\tCtrl-G" );
|
|
|
|
menuUserScale->Append( UserScale_StretchVertic, "Stretch vertically\tCtrl-V" );
|
|
|
|
menuUserScale->Append( UserScale_ShrinkVertic, "Shrink vertically\tCtrl-W" );
|
1999-05-17 10:10:12 -04:00
|
|
|
menuUserScale->AppendSeparator();
|
|
|
|
menuUserScale->Append( UserScale_Restore, "Restore to normal\tCtrl-0" );
|
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
wxMenu *menuAxis = new wxMenu;
|
1999-05-17 10:35:48 -04:00
|
|
|
menuAxis->Append( AxisMirror_Horiz, "Mirror horizontally\tCtrl-M", "", TRUE );
|
|
|
|
menuAxis->Append( AxisMirror_Vertic, "Mirror vertically\tCtrl-N", "", TRUE );
|
1999-05-17 10:10:12 -04:00
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
wxMenu *menuLogical = new wxMenu;
|
|
|
|
menuLogical->Append( LogicalOrigin_MoveDown, "Move &down\tCtrl-D" );
|
|
|
|
menuLogical->Append( LogicalOrigin_MoveUp, "Move &up\tCtrl-U" );
|
|
|
|
menuLogical->Append( LogicalOrigin_MoveLeft, "Move &right\tCtrl-L" );
|
|
|
|
menuLogical->Append( LogicalOrigin_MoveRight, "Move &left\tCtrl-R" );
|
|
|
|
|
1999-05-17 10:10:12 -04:00
|
|
|
wxMenu *menuColour = new wxMenu;
|
|
|
|
menuColour->Append( Colour_TextForeground, "Text foreground..." );
|
|
|
|
menuColour->Append( Colour_TextBackground, "Text background..." );
|
|
|
|
menuColour->Append( Colour_Background, "Background colour..." );
|
|
|
|
menuColour->Append( Colour_BackgroundMode, "Opaque/transparent\tCtrl-B", "", TRUE );
|
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
// now append the freshly created menu to the menu bar...
|
|
|
|
wxMenuBar *menuBar = new wxMenuBar;
|
|
|
|
menuBar->Append(menuFile, "&File");
|
|
|
|
menuBar->Append(menuMapMode, "&MapMode");
|
|
|
|
menuBar->Append(menuUserScale, "&UserScale");
|
|
|
|
menuBar->Append(menuAxis, "&Axis");
|
|
|
|
menuBar->Append(menuLogical, "&LogicalOrigin");
|
1999-05-17 10:10:12 -04:00
|
|
|
menuBar->Append(menuColour, "&Colours");
|
1999-05-15 09:33:55 -04:00
|
|
|
|
|
|
|
// ... and attach this menu bar to the frame
|
|
|
|
SetMenuBar(menuBar);
|
|
|
|
|
|
|
|
// create a status bar just for fun (by default with 1 pane only)
|
|
|
|
CreateStatusBar(2);
|
|
|
|
SetStatusText("Welcome to wxWindows!");
|
1999-05-17 10:10:12 -04:00
|
|
|
|
1999-05-15 09:33:55 -04:00
|
|
|
m_mapMode = wxMM_TEXT;
|
|
|
|
m_xUserScale = 1.0;
|
|
|
|
m_yUserScale = 1.0;
|
|
|
|
m_xLogicalOrigin = 0;
|
|
|
|
m_yLogicalOrigin = 0;
|
1999-05-17 10:10:12 -04:00
|
|
|
m_xAxisReversed =
|
|
|
|
m_yAxisReversed = FALSE;
|
|
|
|
m_backgroundMode = wxSOLID;
|
2000-01-24 11:46:40 -05:00
|
|
|
m_colourForeground = *wxRED;
|
|
|
|
m_colourBackground = *wxBLUE;
|
1999-05-15 09:33:55 -04:00
|
|
|
|
1999-07-22 11:05:52 -04:00
|
|
|
m_canvas = new MyCanvas( this );
|
2000-01-24 11:46:40 -05:00
|
|
|
m_canvas->SetScrollbars( 10, 10, 100, 240 );
|
1999-07-22 11:05:52 -04:00
|
|
|
}
|
1999-05-15 09:33:55 -04:00
|
|
|
|
|
|
|
// event handlers
|
|
|
|
|
|
|
|
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
|
|
|
|
{
|
|
|
|
// TRUE is to force the frame to close
|
|
|
|
Close(TRUE);
|
|
|
|
}
|
|
|
|
|
|
|
|
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
|
|
|
|
{
|
|
|
|
wxString msg;
|
|
|
|
msg.Printf( _T("This is the about dialog of the drawing sample.\n")
|
1999-05-15 09:56:21 -04:00
|
|
|
_T("Copyright (c) Robert Roebling 1999")
|
1999-05-15 09:33:55 -04:00
|
|
|
);
|
|
|
|
|
|
|
|
wxMessageBox(msg, "About Drawing", wxOK | wxICON_INFORMATION, this);
|
|
|
|
}
|
|
|
|
|
2000-01-25 19:02:15 -05:00
|
|
|
void MyFrame::OnShow(wxCommandEvent& event)
|
|
|
|
{
|
|
|
|
m_canvas->Show((ScreenToShow)(event.GetInt() - MenuShow_First));
|
|
|
|
}
|
|
|
|
|
|
|
|
void MyFrame::OnOption(wxCommandEvent& event)
|
1999-05-15 09:33:55 -04:00
|
|
|
{
|
|
|
|
switch (event.GetInt())
|
|
|
|
{
|
|
|
|
case MapMode_Text:
|
1999-05-16 15:04:45 -04:00
|
|
|
m_mapMode = wxMM_TEXT;
|
1999-05-17 10:10:12 -04:00
|
|
|
break;
|
1999-05-15 09:33:55 -04:00
|
|
|
case MapMode_Lometric:
|
|
|
|
m_mapMode = wxMM_LOMETRIC;
|
1999-05-17 10:10:12 -04:00
|
|
|
break;
|
|
|
|
case MapMode_Twips:
|
1999-05-15 09:33:55 -04:00
|
|
|
m_mapMode = wxMM_TWIPS;
|
1999-05-17 10:10:12 -04:00
|
|
|
break;
|
|
|
|
case MapMode_Points:
|
1999-05-15 09:33:55 -04:00
|
|
|
m_mapMode = wxMM_POINTS;
|
1999-05-17 10:10:12 -04:00
|
|
|
break;
|
|
|
|
case MapMode_Metric:
|
1999-05-15 09:33:55 -04:00
|
|
|
m_mapMode = wxMM_METRIC;
|
1999-05-17 10:10:12 -04:00
|
|
|
break;
|
|
|
|
|
|
|
|
case LogicalOrigin_MoveDown:
|
|
|
|
m_yLogicalOrigin += 10;
|
|
|
|
break;
|
|
|
|
case LogicalOrigin_MoveUp:
|
|
|
|
m_yLogicalOrigin -= 10;
|
|
|
|
break;
|
|
|
|
case LogicalOrigin_MoveLeft:
|
|
|
|
m_xLogicalOrigin += 10;
|
|
|
|
break;
|
|
|
|
case LogicalOrigin_MoveRight:
|
|
|
|
m_xLogicalOrigin -= 10;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case UserScale_StretchHoriz:
|
|
|
|
m_xUserScale *= 1.10;
|
|
|
|
break;
|
|
|
|
case UserScale_ShrinkHoriz:
|
|
|
|
m_xUserScale /= 1.10;
|
|
|
|
break;
|
|
|
|
case UserScale_StretchVertic:
|
|
|
|
m_yUserScale *= 1.10;
|
|
|
|
break;
|
|
|
|
case UserScale_ShrinkVertic:
|
|
|
|
m_yUserScale /= 1.10;
|
|
|
|
break;
|
|
|
|
case UserScale_Restore:
|
|
|
|
m_xUserScale =
|
|
|
|
m_yUserScale = 1.0;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case AxisMirror_Vertic:
|
|
|
|
m_yAxisReversed = !m_yAxisReversed;
|
|
|
|
break;
|
|
|
|
case AxisMirror_Horiz:
|
|
|
|
m_xAxisReversed = !m_xAxisReversed;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case Colour_TextForeground:
|
|
|
|
m_colourForeground = SelectColour();
|
|
|
|
break;
|
|
|
|
case Colour_TextBackground:
|
|
|
|
m_colourBackground = SelectColour();
|
|
|
|
break;
|
|
|
|
case Colour_Background:
|
|
|
|
{
|
|
|
|
wxColour col = SelectColour();
|
|
|
|
if ( col.Ok() )
|
|
|
|
{
|
|
|
|
m_backgroundBrush.SetColour(col);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case Colour_BackgroundMode:
|
|
|
|
m_backgroundMode = m_backgroundMode == wxSOLID ? wxTRANSPARENT
|
|
|
|
: wxSOLID;
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
// skip Refresh()
|
|
|
|
return;
|
1999-05-15 09:33:55 -04:00
|
|
|
}
|
1999-05-17 10:10:12 -04:00
|
|
|
|
1999-07-22 16:20:42 -04:00
|
|
|
m_canvas->Refresh();
|
1999-05-15 09:33:55 -04:00
|
|
|
}
|
|
|
|
|
1999-05-17 10:35:48 -04:00
|
|
|
void MyFrame::PrepareDC(wxDC& dc)
|
1999-05-15 09:33:55 -04:00
|
|
|
{
|
1999-05-17 10:10:12 -04:00
|
|
|
dc.SetMapMode( m_mapMode );
|
|
|
|
dc.SetUserScale( m_xUserScale, m_yUserScale );
|
|
|
|
dc.SetLogicalOrigin( m_xLogicalOrigin, m_yLogicalOrigin );
|
1999-05-17 11:13:24 -04:00
|
|
|
dc.SetAxisOrientation( !m_xAxisReversed, m_yAxisReversed );
|
1999-05-17 10:35:48 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
wxColour MyFrame::SelectColour()
|
1999-05-17 10:10:12 -04:00
|
|
|
{
|
|
|
|
wxColour col;
|
|
|
|
wxColourData data;
|
|
|
|
wxColourDialog dialog(this, &data);
|
|
|
|
|
|
|
|
if ( dialog.ShowModal() == wxID_OK )
|
|
|
|
{
|
1999-05-17 11:13:24 -04:00
|
|
|
col = dialog.GetColourData().GetColour();
|
1999-05-17 10:10:12 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
return col;
|
1999-05-15 09:33:55 -04:00
|
|
|
}
|